/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 * <p>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.eagle.metadata.service;

import com.google.common.base.Preconditions;
import org.apache.eagle.common.security.User;
import org.apache.eagle.metadata.exceptions.EntityNotFoundException;
import org.apache.eagle.metadata.model.DashboardEntity;
import org.apache.eagle.metadata.persistence.PersistenceService;

public interface DashboardEntityService extends PersistenceService<DashboardEntity> {
    DashboardEntity update(DashboardEntity dashboardEntity, User user) throws EntityNotFoundException;

    DashboardEntity getByUUIDOrName(String uuid, String name) throws EntityNotFoundException;

    DashboardEntity deleteByUUID(String uuid, User user) throws EntityNotFoundException;

    default DashboardEntity createOrUpdate(DashboardEntity dashboardEntity, User user) throws EntityNotFoundException {
        Preconditions.checkNotNull(dashboardEntity, "DashboardEntity should not be null");
        if (dashboardEntity.getUuid() == null) {
            Preconditions.checkArgument(dashboardEntity.getAuthor() == null, "author is immutable");
            dashboardEntity.setAuthor(user.getName());
            return create(dashboardEntity);
        } else {
            return update(dashboardEntity, user);
        }
    }
}